- YFF24
Fecal Fat, 24 Hour
Specimen:
Test Code
YFF24
Specimen Name
Fecal Fat, 24 Hour
Collect
1-Timed Stool Collection Kit
Submit
24 Hour Stool in Timed Stool Collection Kit Frozen
Special Handling
Submit entire 24-hour stool collection in an approved transport container(s) provided in kit using additional containers as needed for the full collection.
Rejection Criteria
Random collections. Specimens containing barium or charcoal. Specimens in media or preservatives. Containers larger than 500 mL (500 g), such as paint cans, will be rejected and discarded.
Stability
Ambient 12 hours; Refrigerated 4 days; Frozen 2 weeks
Methodology
Nuclear Magnetic Resonance Spectroscopy
Performed
Sunday - Saturday
Reported
4-7 days
CPT Codes
- 82710
Components
—
Additional Information
Patient Preparation:
Patient should be on a diet consisting of 50 to 150 g of fat per day for 3 days prior to the study. Non-absorbable fat substitutes, such as olestra, should be avoided prior to collection.
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Common Lab Definitions
- Serum
- Plasma
- STT